**Example 1: To list all targets for a Maintenance Window** The following ``describe-maintenance-window-targets`` example lists all of the targets for a maintenance window. :: aws ssm describe-maintenance-window-targets \ --window-id "mw-06cf17cbefEXAMPLE" Output:: { "Targets": [ { "ResourceType": "INSTANCE", "OwnerInformation": "Single instance", "WindowId": "mw-06cf17cbefEXAMPLE", "Targets": [ { "Values": [ "i-0000293ffdEXAMPLE" ], "Key": "InstanceIds" } ], "WindowTargetId": "350d44e6-28cc-44e2-951f-4b2c9EXAMPLE" }, { "ResourceType": "INSTANCE", "OwnerInformation": "Two instances in a list", "WindowId": "mw-06cf17cbefEXAMPLE", "Targets": [ { "Values": [ "i-0000293ffdEXAMPLE", "i-0cb2b964d3EXAMPLE" ], "Key": "InstanceIds" } ], "WindowTargetId": "e078a987-2866-47be-bedd-d9cf4EXAMPLE" } ] } **Example 2: To list all targets for a maintenance window matching a specific owner information value** This ``describe-maintenance-window-targets`` example lists all of the targets for a maintenance window with a specific value. :: aws ssm describe-maintenance-window-targets \ --window-id "mw-0ecb1226ddEXAMPLE" \ --filters "Key=OwnerInformation,Values=CostCenter1" Output:: { "Targets": [ { "WindowId": "mw-0ecb1226ddEXAMPLE", "WindowTargetId": "da89dcc3-7f9c-481d-ba2b-edcb7d0057f9", "ResourceType": "INSTANCE", "Targets": [ { "Key": "tag:Environment", "Values": [ "Prod" ] } ], "OwnerInformation": "CostCenter1", "Name": "ProdTarget1" } ] } For more information, see `View Information About Maintenance Windows (AWS CLI) <https://docs.aws.amazon.com/systems-manager/latest/userguide/maintenance-windows-cli-tutorials-describe.html>`__ in the *AWS Systems Manager User Guide*.